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set error code on failed command substitution to 255 instead of -1

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the exit status ought to be in 0-255, e.g. exit -1
This commit is contained in:
Johannes Altmanninger
2020-01-17 15:08:14 +01:00
parent 4170e8cff2
commit b62fa53807
2 changed files with 13 additions and 2 deletions
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8
tests/checks/invocation.fish
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@@ -1,2 +1,8 @@
#RUN: %fish -c "echo 1.2.3.4."
#RUN: %fish -C 'set -l fish %fish' %s
$fish -c "echo 1.2.3.4."
# CHECK: 1.2.3.4.
PATH= $fish -c "echo (command a)" 2>/dev/null
echo $status
# CHECK: 255